package lab02.test27;

import java.util.InputMismatchException;
import java.util.Scanner;

/**
 * Created by 唐苗苗 on 2017/11/2.
 */
public class Test {
    public static void main(String[] args) {

        int a=0;
        //从键盘输入一个整数
        Scanner scanner=new Scanner(System.in);

        System.out.println("please input an int:");


        try{
            a=scanner.nextInt();

        }catch (InputMismatchException e){
            System.out.println("类型不匹配！！！");

        }finally {
            System.out.println("a="+a);

        }
        //那些代码会出错？ try{}
        //会出什么错   catch()
        //出错了如何处理catch{}


        System.out.println("a="+a);
    }
}
